The cdm probe is unable to collect CPU or Memory metrics on a Windows server. You may see errors similar to the following in the cdm.log file at loglevel 5:

cdm: CheckCpuInfo - GetCpuInfo failed (error)cdm: ntgetuptime: Unable to get the 'System Up Time' counter of the 'System' performance object

Cause:

The cdm probe fetches performance objects for Processor, Memory and System directly on Windows servers (Windows perfmon utility). If the probe is not able to retrieve the values of these counters, QoS metrics cannot be collected.

Environment:

Any supported version of the cdm probe installed on a support Windows server.

Resolution:

Reset all the performance counters by executing the following command on your Windows server in a cmd prompt window: